private void clearCachedAuthenticationData() {
if (oauthView != null) {
oauthView.clearCache(true);
oauthView.clearFormData();
oauthView.clearHistory();
}
// wipe out cookies.
CookieSyncManager.createInstance(this);
CookieManager cookieManager = CookieManager.getInstance();
cookieManager.removeAllCookie();
deleteDatabase("webview.db");
deleteDatabase("webviewCache.db");
File cacheDirectory = getCacheDir();
SdkUtils.deleteFolderRecursive(cacheDirectory);
cacheDirectory.mkdir();
}
